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er diagram of sport
Explain heap file with advantages? Heap File is an unordered set or a group of records, stored on a set of pages. This class gives basic support for inserting, updating, select
Create role named role_table that allows a user to create tables. Using role_table allow users kripa and reena to create tables. CREATE ROLE role_table; GRANT CREATE ANY TABLE
Draw the precedence graph of the following schedule and determine whether the schedule is serializable. (Note that all instructions, except lock and unlock, are omitted. We assume
(a) Explain the three types of potential mistake which could occur if concurrency control is not properly enforced in the database system. Support your answer with appropriate ex
What are the typical phases of query processing
1. Which model is used to store data in tree structures Ans: Hierarchical model is used to store data in tree structures
What is Nested Queries explain in details? Nested Queries - A SELECT query could have subquery(s) in it. While a SELECT query having another SELECT query in it, is known as n
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
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